#!/bin/csh
set a=$1; set b=$2
if ($a != 0 && $b != 0) then

set k=`expr $a + $b`
echo "suma " $k
set l=`expr $a - $b`
echo "roznica " $l
set m=`expr $a \* $b`
echo "iloczyn " $m
set n=`expr $a / $b`
echo "iloraz " $n
else
echo "Podaj 2 liczby w lini komend w formacie A B!"
endif